\contentsline {chapter}{\numberline {1}绪论}{1}{chapter.1}
\contentsline {section}{\numberline {1.1}选题背景及意义}{1}{section.1.1}
\contentsline {section}{\numberline {1.2}面临的问题与研究内容}{2}{section.1.2}
\contentsline {section}{\numberline {1.3}认知无线电自组网发展现状}{2}{section.1.3}
\contentsline {subsection}{\numberline {1.3.1}认知无线电网络架构}{2}{subsection.1.3.1}
\contentsline {subsection}{\numberline {1.3.2}感知学习过程}{3}{subsection.1.3.2}
\contentsline {subsection}{\numberline {1.3.3}节点交会过程}{4}{subsection.1.3.3}
\contentsline {subsection}{\numberline {1.3.4}拓扑发现过程}{4}{subsection.1.3.4}
\contentsline {subsection}{\numberline {1.3.5}路由发现与数据传输过程}{4}{subsection.1.3.5}
\contentsline {section}{\numberline {1.4}认知自组网关键算法发展}{4}{section.1.4}
\contentsline {subsection}{\numberline {1.4.1}频谱感知}{4}{subsection.1.4.1}
\contentsline {subsection}{\numberline {1.4.2}频谱决策}{5}{subsection.1.4.2}
\contentsline {subsection}{\numberline {1.4.3}频谱共享}{5}{subsection.1.4.3}
\contentsline {subsection}{\numberline {1.4.4}频谱移动}{6}{subsection.1.4.4}
\contentsline {subsection}{\numberline {1.4.5}路由协议}{6}{subsection.1.4.5}
\contentsline {section}{\numberline {1.5}论文组织结构}{6}{section.1.5}
\contentsline {chapter}{\numberline {2}认知自组网算法}{7}{chapter.2}
\contentsline {section}{\numberline {2.1}系统建模}{7}{section.2.1}
\contentsline {subsection}{\numberline {2.1.1}主用户行为建模}{7}{subsection.2.1.1}
\contentsline {subsection}{\numberline {2.1.2}认知用户行为建模}{8}{subsection.2.1.2}
\contentsline {section}{\numberline {2.2}点对点节点交会算法}{8}{section.2.2}
\contentsline {section}{\numberline {2.3}拓扑发现过程}{10}{section.2.3}
\contentsline {subsection}{\numberline {2.3.1}用户初始化}{10}{subsection.2.3.1}
\contentsline {subsection}{\numberline {2.3.2}节点交会}{11}{subsection.2.3.2}
\contentsline {subsection}{\numberline {2.3.3}成簇}{11}{subsection.2.3.3}
\contentsline {subsection}{\numberline {2.3.4}最短拓扑发现}{13}{subsection.2.3.4}
\contentsline {section}{\numberline {2.4}路由算法}{15}{section.2.4}
\contentsline {subsection}{\numberline {2.4.1}按需路由协议}{15}{subsection.2.4.1}
\contentsline {subsection}{\numberline {2.4.2}先验路由协议}{17}{subsection.2.4.2}
\contentsline {section}{\numberline {2.5}数据传送}{17}{section.2.5}
\contentsline {chapter}{\numberline {3}仿真结果分析}{19}{chapter.3}
\contentsline {section}{\numberline {3.1}组网时间}{19}{section.3.1}
\contentsline {subsection}{\numberline {3.1.1}通信半径的影响}{19}{subsection.3.1.1}
\contentsline {subsection}{\numberline {3.1.2}认知设备数目与主用户数目的影响}{20}{subsection.3.1.2}
\contentsline {subsection}{\numberline {3.1.3}主用户变化概率的影响}{20}{subsection.3.1.3}
\contentsline {section}{\numberline {3.2}组网成功率}{21}{section.3.2}
\contentsline {section}{\numberline {3.3}网络健壮性}{22}{section.3.3}
\contentsline {section}{\numberline {3.4}路由与数据传送性能}{24}{section.3.4}
\contentsline {subsection}{\numberline {3.4.1}可用路由数目}{24}{subsection.3.4.1}
\contentsline {subsection}{\numberline {3.4.2}网络平均寿命}{26}{subsection.3.4.2}
\contentsline {subsection}{\numberline {3.4.3}传送数据类型}{27}{subsection.3.4.3}
\contentsline {section}{\numberline {3.5}拓扑发现的另一种方案}{28}{section.3.5}
\contentsline {chapter}{\numberline {4}总结与展望}{29}{chapter.4}
\contentsline {section}{\numberline {4.1}论文总结}{29}{section.4.1}
\contentsline {section}{\numberline {4.2}论文展望}{29}{section.4.2}
\contentsline {chapter}{参考文献}{30}{section*.2}
\contentsline {chapter}{致\hskip 2em\relax {}谢}{31}{section*.4}
